CN201405715Y - Automatic variable-speed driving device of electric automobile motor - Google Patents
Automatic variable-speed driving device of electric automobile motor Download PDFInfo
- Publication number
- CN201405715Y CN201405715Y CN2009200855409U CN200920085540U CN201405715Y CN 201405715 Y CN201405715 Y CN 201405715Y CN 2009200855409 U CN2009200855409 U CN 2009200855409U CN 200920085540 U CN200920085540 U CN 200920085540U CN 201405715 Y CN201405715 Y CN 201405715Y
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The utility model relates to an automatic variable-speed driving device of electric automobile motor, which belongs to the technical field of electric automobile motors and variable-speed cases and mainly resolves the problems that the existing electric automobiles have large axial occupied space, great weight and high cost because the motors and variable-speed cases are not integrated. The automatic variable-speed driving device of electric automobile motor is characterized in that an automobile motor and a variable-speed case share an end cap, the output shaft of the automobile motor is theinput shaft of the variable-speed case, and the variable-speed case adopts a concave housing and is directly fixed on a motor housing on the output end of the automobile motor, three positioning sensors are arranged on the concave housing, encoders are installed on a third shaft and an output shaft, two cylinders are positioned on the variable-speed case, two groups of duplex inside spline gears are arranged on the third shaft, and the rear end cap side of the automobile motor is equipped with a driving clutch device which comprises a shaft sleeve, a release yoke, a deflector rod, a separatingarm and a separating bearing seat. The automatic variable-speed driving device of electric automobile motor has the characteristics of small occupied axial space, light weight and multistage speed variation, which is mainly applied to the automatic variable-speed driving device of electric automobile motor.
Description
Technical field
The utility model belongs to motor in electric automobile and change speed gear box technical field.Be specifically related to a kind of with motor in electric automobile and change speed gear box unit design and have the automatic gear shifting drive device of electric vehicle motor of 2-4 D Drive.
Background technology
The hybrid vehicle motivation transfer motion part comprises explosive motor, drives connection and arrangement of clutch, motor, power-transfer clutch and change speed gear box, drives connection and arrangement of clutch and is made of bead flange, power-transfer clutch, axle sleeve, operating fork, driving lever, separating arm, disengaging shaft bearing, cylinder, flywheel hub, flywheel.Motor in the motivation transfer motion part of hybrid vehicle, power-transfer clutch and change speed gear box are separate parts, thereby after interconnecting on the automobile, have the following disadvantages: the one, because of all being arranged between it, end cap increases axial space, make the motor lengthening, the corresponding vehicle weight that increased makes simultaneously that the motor shaft concentricity is good inadequately, rigidity is good inadequately, rotor inertia is relatively large, vibration is relatively large; The 2nd, do not omit power-transfer clutch, axial space is further reduced, weight further alleviates, and cost further reduces; The 3rd, the synchro in the change speed gear box does not omit, and the weight of change speed gear box is further alleviated, and cost further reduces.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of simple in structure and have an automatic gear shifting drive device of electric vehicle motor of 2-4 D Drive at above-mentioned weak point.
Technical solution of the present utility model is: a kind of automatic gear shifting drive device of electric vehicle motor, comprise automobile-used motor and change speed gear box, and it is characterized in that: described automobile-used motor output shaft is the change speed gear box input shaft; Change speed gear box adopts the matrix housing, and directly is fixed on the electric machine casing of automobile-used motor output end shared end cap; The matrix housing is provided with three alignment sensors; Change speed gear box adopts the parallel-axis type speed-changing gear box, and coder is installed on third axle; Coder is installed on the output shaft of gear-box; Two cylinders are housed on the change speed gear box, two groups of duplex inside spline wheel gears are housed on the change speed gear box third axle, these two cylinders are respectively by shift fork and two groups of corresponding connections of duplex inside spline wheel gear; Automobile-used back end cover for motor side is provided with the driving arrangement of clutch that is made of axle sleeve, operating fork, driving lever, separating arm, disengaging shaft bearing.
Automobile-used back end cover for motor side described in the technical solution of the present utility model is provided with the driving arrangement of clutch that is made of axle sleeve, operating fork, driving lever, separating arm, disengaging shaft bearing.
Automobile-used motor-driven arrangement of clutch described in the technical solution of the present utility model is connected with explosive motor or automobile-used motor and explosive motor.
Automobile-used motor described in the technical solution of the present utility model is automobile-used variable-frequency speed-regualting triphase asynchronous dynamo.
Automobile-used motor described in the technical solution of the present utility model is automobile-used variable-frequency speed-regualting triphase permanent-magnet synchronous dynamo.
Be provided with Coolant gallery and entery and delivery port in the automobile-used electric machine stand described in the technical solution of the present utility model.
The utility model is owing to adopt the parallel-axis type speed-changing gear box, and with the shared same end cap of automobile-used motor, change speed gear box adopts the matrix housing, directly be fixed on the automobile-used motor, not only saved an adjacent end cap of change speed gear box, and saved power-transfer clutch, the corresponding length that shortens axle, reduce axial space, also alleviated weight, reduced cost.Because need not synchro in the change speed gear box, thereby the corresponding weight that alleviated, cost reduced.Because change speed gear box matrix housing is provided with three alignment sensors, corresponding with neutral gear and output shaft, third axle profile shifting gear position respectively, on third axle and output shaft, be separately installed with coder, two cylinders are housed on change speed gear box, two groups of duplex inside spline wheel gears are housed on the change speed gear box third axle, these two cylinders are respectively by shift fork and two groups of corresponding connections of duplex inside spline wheel gear, thereby can realize many grades of speed changes.After the utility model was implemented, motor was exported by change speed gear box, had the characteristics of coupling speed change, realized that starting torque is big, electric current is little, plays the effect of protecting battery preferably.The power drive that the utility model only is made of automobile-used motor and change speed gear box is applicable to pure electric automobile; By explosive motor, drive power drive that connection and arrangement of clutch, motor, power-transfer clutch and change speed gear box constitute applicable to mixed power electric car.Owing on motor, be provided with Coolant gallery, can make its radiating effect better, thereby can make the volume of whole motor design smallerly.The utlity model has that axial occupation space is little, in light weight, good concentricity, good rigidly, rotor inertia is little, vibration is little, starting torque is big, electric current is little characteristics.
The beneficial effect of the invention is:
1, the motor shaft of AC induction motor (or permanent magnet AC motor) (being output shaft) is same axle with the input shaft of gear transmission, the electric machine casing of motor output end is directly captiveed joint with the change-speed box body of gear transmission, the component of machine height of electrical motor and change-speed box is integrated, become the integral body of compact conformation, have the physical construction characteristic of simple.
2, the utility model has removed the power-transfer clutch between motor and the gear transmission, cancelled the synchro in traditional change-speed box, adopt engagement shell type gearshift mechanism, utilize the accurately quick speed-regulating function of AC induction motor (or AC magnetoelectric machine), realize treating rotating speed, same-phase control such as engaging gear in the gearshift procedure, utilize air pressure (or hydraulic pressure) steering unit to finish gear shift, realize the automatic guidance of system, the utlity model has and respond fast, control accurate, the smooth-going characteristics of gear shift.
3, utilize the output characteristic and the accurate installing and locating of gear characteristics of coder, thereby obtain the phase place of the nested axle of coder.Two rotating speed coders are measured motor and transmission main shaft rotating speed and phase place and feedback signal respectively in real time, and calculating rotating speed and the phase place for the treatment of the engagement gear ring by each grade speed ratio, the Transmission gear position transduser reflects the gearshift fork position in real time and feeds back gear signal.Motor is followed the tracks of transmission main shaft rotating speed and phase place under system controller and electric machine controller effect, quick, high-precision adjusting primary shaft and tween drive shaft rotating speed make change-speed box treat the synchronization of ingear in conjunction with gear ring and combined cover, and phase place meet the demands.This system utilizes quick response, the high precision speed regulation characteristics of motor, the signal feedback of rotating speed coder and gear positions sensor, according to transmission main shaft rotating speed active adjustment clutch spindle and tween drive shaft rotating speed and phase place, make change-speed box treat that ingear in conjunction with gear ring and combined cover constant speed homophase, finishes the autoshift of change-speed box then by air-actuator.
4, in the gearshift procedure, motor must be according to certain unloaded optimum torque work under different gears, assurance is in conjunction with stabilization of speed, realize that gearshift procedure is smooth-going, do not have and impact that the intensive optimum torque of motor under different gears determined according to system rotor inertia, oil temperature, electrolyte level, rotating speed.The control system that adopts the utility model realizes that gearshift procedure is smooth-going, does not have and impact.
The utility model is mainly used in automatic gear shifting drive device of electric vehicle motor.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is that the B of Fig. 1 is to structural representation;
Fig. 3 is the A-A cutaway view of Fig. 1;
Fig. 4 is the structural representation of gearbox body among Fig. 1.
The specific embodiment
As shown in Figures 1 to 4.Automobile-used motor 5 is the automobile frequency control motor, can be the Thee-phase alternating current permanent-magnetic synchronous dynamo, also can adopt ac three-phase asynchronous motor, as being YCVF the series automobiles asynchronous or permanent-magnet synchronous traction electric machine of variable-frequency speed-regualting triphase.Change speed gear box 4 is many grades of parallel-axis type speed-changing gear boxs.Change speed gear box 4 adopts matrix housing 11, does not have end cap by automobile-used motor 5 front end covers 10 adjacents, directly is fixed on automobile-used motor 5 front end covers 10 by its edge.Saved power-transfer clutch between automobile-used motor 5 and the change speed gear box 4.Change speed gear box 4 is provided with two cylinders 12, promotes fork, and gear shift is used.Automobile-used motor 5 output shafts are change speed gear box 4 input shafts.Change speed gear box 4 third axles 3 are provided with two groups of duplex inside spline wheel gears 30,32, cooperate with one group of duplex inside spline wheel gear on change speed gear box 4 output shafts 33 respectively and realize many grades of speed changes.Two cylinders 12 are respectively by two groups of duplex inside spline wheel gear 30,32 corresponding connections on shift fork 31,34 and change speed gear box 4 third axles 3, by promoting the gear shift of many grades of shift fork 31,34 realizations respectively.Two coders 2,21 are installed in respectively on change speed gear box 4 third axles 3 and the output shaft 33, survey third axle 3 and the transmission shaft rotating speed of coming simultaneously.Gear shift when motor speed will reach third axle 3, input shaft 29 with fast same-phase, transmission shaft are come rotating speed with fast same-phase speed change, and two 2,21 pairs of coders increase gear, can improve the accuracy that rotating speed is surveyed in closed loop control.Change speed gear box 4 matrix housings 11 are provided with three alignment sensors 22, alignment sensor 22 is made of travel switch, respectively with neutral gear, and output shaft 33, third axle 3 on the variable gear position corresponding, middle alignment sensor is arranged on Neutral Position, and the alignment sensor on the left side is corresponding with output shaft 33 gear positions, and the alignment sensor on the right is corresponding with the third axle gear position, like this, whether put in place during gear shift, the Neutral Position gear shift feeds back signal to controller promotion cylinder and carries out speed change.Bead flange 1 is fixed in the castellated shaft output of change speed gear box 4, connects with the flange york of propeller-shaft.Automobile-used motor 5 is provided with Coolant gallery 8 and entery and delivery port 7,9, and the water in the water tank enters water channel from water inlet 9, flows out from water outlet 7, then reflow tank.Coder 2 is loaded on the third axle 3 of change speed gear box 4, is used to survey change speed gear box 4 third axle 3 and car speeds, and signal is passed to frequency-variable controller, carries out closed loop control.Driving arrangement of clutch is made of axle sleeve 17, operating fork, driving lever 14, separating arm 19, disengaging shaft bearing 15, cylinder 20, hybrid power engine power-transfer clutch 23, engine crankshaft 25, flywheel shell of engine 26, engine flywheel 24.Rear side housing 13 is except that the sealing motor, and its outside also forms cavity, and built-in shaft cover 17, operating fork, disengaging shaft bearing 15, driving lever 14, separating arm 19 are for part drives arrangement of clutch.Like this, after the other part driving arrangement of clutch that is made of power-transfer clutch, engine crankshaft 25 and engine flywheel 24 is set on the automobile-used motor that connects at driving engine or with driving engine, just can be used as the electromechanical coupling power transmission device of mixed power electric car.Separating arm 19 connects with cylinder 20 on being arranged on automobile-used motor 5.Axle sleeve 17 is sleeved on the automobile-used motor shaft, and is fixed on the automobile-used back end cover for motor 13.Disengaging shaft bearing 15 is enclosed within on the axle sleeve 17.Driving lever 14 is fixed on automobile-used motor 5 rear side housings 13, and driving lever 14 is connected with separating arm 19.Automobile-used motor 5, the driving engine that drives arrangement of clutch and the driving engine that connects with it or have an automobile-used motor are prior art.
When vehicle starting, with the low gear starting, torque is big, makes vehicle starting level and smooth, and current of electric is little, impacts little to battery; After the speed of a motor vehicle reaches certain speed, to adjust rotating speed by the motor frequency conversion controller and reach driven shaft back speed change synchronously, it is high speed gear that cylinder promotes the fork automatic speed changing, makes car acceleration.Otherwise when slowing down, increasing power torque, also is to adjust rotating speed by electric machine controller to reach the synchronous speed change of driven shaft, and cylinder promotes fork and becomes low gear, makes car deceleration.
Claims (5)
1, a kind of automatic gear shifting drive device of electric vehicle motor comprises automobile-used motor (5) and change speed gear box (4), it is characterized in that: described automobile-used motor (5) output shaft is change speed gear box (a 4) input shaft (29); Change speed gear box (4) adopts matrix housing (11), and directly is fixed on the electric machine casing of automobile-used motor (5) mouth shared end cap; Matrix housing (11) is provided with three alignment sensors (22); Change speed gear box (4) adopts the parallel-axis type speed-changing gear box, and coder (2) is installed on third axle (3); Coder (21) is installed on change speed gear box (4) output shaft (33); Two cylinders (12) are housed on the change speed gear box (4), two groups of duplex inside spline wheel gears (30,32) are housed on the change speed gear box third axle (3), these two cylinders (12) are respectively by shift fork (31,34) and the corresponding connection of two groups of duplex inside spline wheel gears (30,32); Automobile-used motor (5) rear side housing side is provided with the driving arrangement of clutch that is made of axle sleeve (17), operating fork, driving lever (14), separating arm (19), disengaging shaft bearing (15).
2, a kind of automatic gear shifting drive device of electric vehicle motor according to claim 1 is characterized in that: described automobile-used motor (5) drives arrangement of clutch and is connected with explosive motor or automobile-used motor and explosive motor.
3, a kind of automatic gear shifting drive device of electric vehicle motor according to claim 1 and 2 is characterized in that: described automobile-used motor (5) is automobile-used variable-frequency speed-regualting triphase asynchronous dynamo.
4, a kind of automatic gear shifting drive device of electric vehicle motor according to claim 1 and 2 is characterized in that: described automobile-used motor is automobile-used variable-frequency speed-regualting triphase permanent-magnet synchronous dynamo.
5, a kind of automatic gear shifting drive device of electric vehicle motor according to claim 1 and 2 is characterized in that: be provided with Coolant gallery (8) and entery and delivery port (9,7) in described automobile-used motor (5) support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200855409U CN201405715Y (en) | 2009-04-30 | 2009-04-30 | Automatic variable-speed driving device of electric automobile motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200855409U CN201405715Y (en) | 2009-04-30 | 2009-04-30 | Automatic variable-speed driving device of electric automobile motor |
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| Publication Number | Publication Date |
|---|---|
| CN201405715Y true CN201405715Y (en) | 2010-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009200855409U Expired - Lifetime CN201405715Y (en) | 2009-04-30 | 2009-04-30 | Automatic variable-speed driving device of electric automobile motor |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101767529A (en) * | 2010-03-25 | 2010-07-07 | 台州市黄岩华阳机电科技有限公司 | Clutch type output mechanism of electrically-propelled vehicle shifting driving hub |
| CN102042393A (en) * | 2010-12-18 | 2011-05-04 | 襄樊宇清电动汽车有限公司 | Mechanical variable speed power transmission system for hybrid electric vehicle (HEV) and control system thereof |
| CN101875305B (en) * | 2009-04-30 | 2012-11-14 | 襄阳宇清传动科技有限公司 | Automatic gear shifting drive device of electric vehicle motor |
| CN107054035A (en) * | 2017-06-14 | 2017-08-18 | 上海瑞昱荣科新能源汽车有限公司 | The transmission power assembly apparatus of pure electric automobile |
| CN107914558A (en) * | 2017-11-16 | 2018-04-17 | 武汉理工大学 | Electric automobile high-speed motor drive system |
| CN111098685A (en) * | 2020-01-03 | 2020-05-05 | 浙江春风动力股份有限公司 | All-terrain vehicle and motor transmission structure for bridge |
-
2009
- 2009-04-30 CN CN2009200855409U patent/CN201405715Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101875305B (en) * | 2009-04-30 | 2012-11-14 | 襄阳宇清传动科技有限公司 | Automatic gear shifting drive device of electric vehicle motor |
| CN101767529A (en) * | 2010-03-25 | 2010-07-07 | 台州市黄岩华阳机电科技有限公司 | Clutch type output mechanism of electrically-propelled vehicle shifting driving hub |
| CN101767529B (en) * | 2010-03-25 | 2013-02-13 | 台州市黄岩华阳机电科技有限公司 | Clutch type output mechanism of electrically-propelled vehicle shifting driving hub |
| CN102042393A (en) * | 2010-12-18 | 2011-05-04 | 襄樊宇清电动汽车有限公司 | Mechanical variable speed power transmission system for hybrid electric vehicle (HEV) and control system thereof |
| CN107054035A (en) * | 2017-06-14 | 2017-08-18 | 上海瑞昱荣科新能源汽车有限公司 | The transmission power assembly apparatus of pure electric automobile |
| CN107054035B (en) * | 2017-06-14 | 2023-07-21 | 上海瑞昱汽车有限公司 | Transmission power assembly device for pure electric vehicle |
| CN107914558A (en) * | 2017-11-16 | 2018-04-17 | 武汉理工大学 | Electric automobile high-speed motor drive system |
| CN111098685A (en) * | 2020-01-03 | 2020-05-05 | 浙江春风动力股份有限公司 | All-terrain vehicle and motor transmission structure for bridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XIANGYANG YUQING TRANSMISSION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: XIANGFAN YUQING ELECTRIC VEHICLE CO., LTD. Effective date: 20110930 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110930 Address after: 441058 No. 5 Xinxing Road, hi tech Development Zone, Hubei, Xiangyang Patentee after: Xiangyang Yuqing Transmission Technology Co., Ltd. Address before: 441058 Xiangfan city of Hubei Province, Innovation Park Road No. 2 Patentee before: Xiangfan Yuqing Electric Vehicle Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20100217 Effective date of abandoning: 20090430 |
|
| RGAV | Abandon patent right to avoid regrant |